section 17(5) contains the word 'in respect of' therefore credit shall not be available on repair of motor vehicles. however if you are using vehicle for transportation of goods u can claim itc for such repairs.
The Vehicle's repairs and Maintenance related GST Tax will be available for ITC... No more restriction for taking ITC for Repairs and Maintenance charges for the Motor Vehicles..
It's restricted as per sec 17(5) In course of Purchase of MV...